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2026-02-07 - 14:44
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #8

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Congatec
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot8s.osadl.org (updated Sat Feb 07, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17945399912770,1269cyclictest18227302sleep33
17945399911181,1113cyclictest2054290-21sleep3
1794539999980,994cyclictest2022170-21sleep3
179453999177,7cyclictest2015725-21turbostat3
1794539991714,1cyclictest0-21swapper/33
179453999166,7cyclictest19517862sleep33
1794539991613,1cyclictest0-21swapper/33
1794539991613,1cyclictest0-21swapper/33
1794539991613,1cyclictest0-21swapper/33
1794539991513,0cyclictest0-21swapper/33
1794539991513,0cyclictest0-21swapper/33
1794539991513,0cyclictest0-21swapper/33
1794539991512,1cyclictest0-21swapper/33
1794539991512,1cyclictest0-21swapper/33
1794539991512,1cyclictest0-21swapper/33
1794539991512,1cyclictest0-21swapper/33
1794539991512,1cyclictest0-21swapper/33
1794539991512,1cyclictest0-21swapper/33
1794539991512,1cyclictest0-21swapper/33
179453999151,11cyclictest1919250-21taskset3
179453999151,10cyclictest1847709-21taskset3
21056142141,10sleep12105821-21latency_hist1
19446622140,1sleep11944755-21wc1
179453999147,4cyclictest2171539-21turbostat3
179453999144,8cyclictest1931859-21turbostat3
179453999141,9cyclictest21974932sleep33
179453999141,9cyclictest1912627-21chrt3
1794539991412,1cyclictest0-21swapper/33
1794539991412,1cyclictest0-21swapper/33
1794539991412,1cyclictest0-21swapper/33
1794539991412,1cyclictest0-21swapper/33
1794539991412,0cyclictest0-21swapper/33
1794539991411,1cyclictest0-21swapper/33
1794539991411,1cyclictest0-21swapper/33
1794539991411,1cyclictest0-21swapper/33
179453999141,10cyclictest2197253-21turbostat3
179453999141,10cyclictest2151693-21taskset3
179453999141,10cyclictest2132745-21taskset3
179453999141,10cyclictest2118859-21taskset3
179453999141,10cyclictest2067542-21taskset3
179453999141,10cyclictest2041468-21turbostat3
179453999141,10cyclictest1951155-21sleep3
179453999141,10cyclictest1944474-21taskset3
179453999141,10cyclictest1882583-21taskset3
179453999141,10cyclictest1800757-21taskset3
179453999134,7cyclictest1977328-21taskset3
179453999131,9cyclictest2203975-21taskset3
179453999131,9cyclictest2131508-21taskset3
179453999131,9cyclictest2111721-21taskset3
179453999131,9cyclictest2092449-21taskset3
179453999131,9cyclictest2060462-21chrt3
179453999131,9cyclictest1829181-21chrt3
179453999131,9cyclictest1803489-21taskset3
1794539991312,0cyclictest0-21swapper/33
1794539991311,1cyclictest0-21swapper/33
1794539991311,1cyclictest0-21swapper/33
1794539991311,1cyclictest0-21swapper/33
179453999131,10cyclictest2094478-21taskset3
1794539991311,0cyclictest0-21swapper/33
1794539991310,1cyclictest0-21swapper/33
179453999130,10cyclictest2179958-21taskset3
179453999130,10cyclictest1911940-21chrt3
21701002121,8sleep12170585-21needreboot1
21443652121,8sleep22144436-21ntp_states2
21133322121,2sleep12113851-21irqcore1
19065022121,4sleep21906636-21irqcore2
18805082120,4sleep21880652-21sh2
179453999121,9cyclictest1963663-21taskset3
179453999121,9cyclictest1860264-21taskset3
179453999121,8cyclictest1964473-21taskset3
1794539991212,0cyclictest0-21swapper/33
1794539991211,0cyclictest0-21swapper/33
179453999120,8cyclictest20623652sleep33
301798110,6rtkit-daemon2092757-21cron2
301798110,5rtkit-daemon1801232-21munin-node2
21586642111,7sleep02158817-21/usr/sbin/munin0
179453999111,8cyclictest1901191-21taskset3
179453999110,9cyclictest1810106-21chrt3
301798100,6rtkit-daemon1835246-21taskset2
301798100,6rtkit-daemon1801232-21munin-node2
301798100,5rtkit-daemon2125016-21/usr/sbin/munin2
301798100,5rtkit-daemon1809639-21cron2
301798100,3rtkit-daemon636-21snmpd2
301798100,3rtkit-daemon636-21snmpd2
301798100,3rtkit-daemon492-21gmain2
301798100,3rtkit-daemon492-21gmain2
20855372101,5sleep12085662-21python31
20288132102,4sleep12028845-21apt-get1
19243902103,4sleep01924528-21/usr/sbin/munin0
30179890,5rtkit-daemon447-21systemd-logind2
30179890,5rtkit-daemon1998268-21cat2
30179890,4rtkit-daemon2061101-21diskstats2
30179890,3rtkit-daemon492-21gmain2
30179890,2rtkit-daemon0-21swapper/22
30179890,1rtkit-daemon0-21swapper/22
2210335291,4sleep22210368-21apt-get2
2210335291,4sleep22210368-21apt-get2
2153781290,1sleep22155847-21kthreadcore2
2053731290,6sleep02053893-21vmstat0
2035278290,6sleep12035286-21grep1
2008482291,4sleep12008606-21python31
1900180291,1sleep20-21swapper/22
1868543291,5sleep21869512-21kthreadcore2
1828025291,4sleep01828084-21ntp_states0
1801357290,3sleep11801232-21munin-node1
1794011290,2sleep30-21swapper/33
30179880,5rtkit-daemon3205-21sendmail-mta2
30179880,5rtkit-daemon1801232-21munin-node1
30179880,4rtkit-daemon638-21ntpd2
30179880,4rtkit-daemon638-21ntpd1
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon492-21gmain2
30179880,4rtkit-daemon492-21gmain2
30179880,4rtkit-daemon492-21gmain2
30179880,4rtkit-daemon492-21gmain2
30179880,4rtkit-daemon430-21avahi-daemon2
30179880,4rtkit-daemon3205-21sendmail-mta2
30179880,4rtkit-daemon3200908-21packagekitd1
30179880,4rtkit-daemon2904-21cron2
30179880,4rtkit-daemon2204257-21grep2
30179880,4rtkit-daemon1801232-21munin-node2
30179880,4rtkit-daemon1801232-21munin-node2
30179880,4rtkit-daemon1801232-21munin-node2
30179880,4rtkit-daemon1801232-21munin-node1
30179880,1rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/22
2204139281,4sleep12204339-21hddtemp_smartct1
2191093280,4sleep22191249-21diskstats2
2165339280,5sleep20-21swapper/22
2120071280,4sleep12120860-21sed1
2041712281,3sleep02041745-21apt-get0
2014808280,4sleep12014866-21ntp_states1
1990260281,3sleep21990293-21apt-get2
1983839281,4sleep11983982-21df1
1982450281,4sleep21977127-21/usr/sbin/munin2
1944956281,4sleep11945108-21df_inode1
1943787281,4sleep21943845-21/usr/sbin/munin2
1878053280,5sleep01879181-21memory0
1837140281,4sleep01839169-21cut0
30179870,4rtkit-daemon667-21lldpd2
30179870,3rtkit-daemon667-21lldpd2
30179870,3rtkit-daemon638-21ntpd2
30179870,3rtkit-daemon638-21ntpd2
30179870,3rtkit-daemon636-21snmpd2
30179870,3rtkit-daemon636-21snmpd2
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon3205-21sendmail-mta2
30179870,3rtkit-daemon1801232-21munin-node2
30179870,3rtkit-daemon1755265-21munin-node2
30179870,1rtkit-daemon0-21swapper/22
2172769270,4sleep02173866-21grep0
2145574270,1sleep20-21swapper/22
2145534271,4sleep02145548-21/usr/sbin/munin0
2132548270,5sleep12132210-21apt-get1
2086804270,4sleep12087005-21hddtemp_smartct1
2049616273,2sleep10-21swapper/11
2025166270,5sleep12025543-21kthreadcore1
2009548270,3sleep02009581-21apt-get0
1975972270,3sleep11976027-21ntp_states1
1971154271,3sleep01972133-21sed0
1956866270,4sleep21956992-21sed2
1934323270,4sleep01936454-21tr0
1925679271,3sleep21925712-21apt-get2
1886935271,3sleep11886968-21apt-get1
1857011270,4sleep21859135-21cut2
1848449270,4sleep01848603-21df_inode0
1848449270,4sleep01848603-21df_inode0
1841099270,4sleep11841352-21grep1
1793686270,4sleep21793930-21users2
1788201270,2sleep10-21swapper/11
2184620261,2sleep00-21swapper/00
2178169260,2sleep12178202-21apt-get1
2173867260,3sleep12175960-21kthreadcore1
2152844260,3sleep12153779-21cut1
2152353261,2sleep00-21swapper/00
2127487260,3sleep12128828-21cut1
2073780261,2sleep00-21swapper/00
2067344260,3sleep02067376-21apt0
2060628260,1sleep00-21swapper/00
2035642260,3sleep02035894-21cut0
2004569260,4sleep02005667-21cat0
1958972260,3sleep00-21swapper/00
1950821260,4sleep21950822-21sshd2
1928744261,2sleep01930741-21cat0
1886479260,1sleep00-21swapper/00
1863741260,4sleep21865897-21kthreadcore2
1861233260,3sleep00-21swapper/00
1854796261,2sleep01854829-21apt-get0
1854538260,3sleep11854558-21munin-run1
1854538260,3sleep11854558-21munin-run1
1810390261,2sleep10-21swapper/11
1808819260,3sleep01808944-21python30
1791331261,2sleep00-21swapper/00
2216199250,1sleep00-21swapper/00
2216199250,1sleep00-21swapper/00
2205629250,2sleep02207665-21kthreadcore0
2203392250,1sleep10-21swapper/11
2197179250,1sleep00-21swapper/00
2171231250,3sleep00-21swapper/00
2145549250,2sleep10-21swapper/11
2145030250,1sleep00-21swapper/00
2144631250,2sleep12144877-21unixbench_singl1
2138603250,1sleep00-21swapper/00
2126033251,1sleep02126066-21apt-get0
2125510250,1sleep00-21swapper/00
2116990251,2sleep00-21swapper/00
2106477251,2sleep00-21swapper/00
2099490251,2sleep00-21swapper/00
2098435250,3sleep00-21swapper/00
2075234250,2sleep12076655-21grep1
2073217250,1sleep10-21swapper/11
2066776250,1sleep00-21swapper/00
2066413251,2sleep10-21swapper/11
2043169251,2sleep10-21swapper/11
2016020250,3sleep00-21swapper/00
2002605250,1sleep00-21swapper/00
2002524250,1sleep10-21swapper/11
1996244250,1sleep00-21swapper/00
1984215251,2sleep00-21swapper/00
1983059250,1sleep00-21swapper/00
1978107251,2sleep10-21swapper/11
1970445250,1sleep00-21swapper/00
1970374250,1sleep10-21swapper/11
1944920250,2sleep00-21swapper/00
1938089250,1sleep20-21swapper/22
1925177250,1sleep20-21swapper/22
1912591250,2sleep20-21swapper/22
1911990250,1sleep00-21swapper/00
1902370251,2sleep00-21swapper/00
1899737250,1sleep10-21swapper/11
1899179250,1sleep10-21swapper/11
1880472250,2sleep10-21swapper/11
1873076250,3sleep01873212-21timerandwakeup0
1868064250,2sleep10-21swapper/11
1855794250,2sleep11857007-21kthreadcore1
1843458250,3sleep01844692-21kthreadcore0
1822780250,3sleep11822935-21diskstats1
1816306250,2sleep10-21swapper/11
1800769250,1sleep00-21swapper/00
2184322240,3sleep00-21swapper/00
2163990240,2sleep12164095-21python31
2107436240,2sleep10-21swapper/11
2098876240,3sleep10-21swapper/11
2086692240,3sleep00-21swapper/00
2081386240,2sleep00-21swapper/00
2060512240,3sleep10-21swapper/11
2023851240,2sleep00-21swapper/00
2019129241,1sleep10-21swapper/11
1995728240,2sleep11995894-21timerwakeupswit1
1952358240,1sleep00-21swapper/00
1892901240,3sleep00-21swapper/00
1874057240,2sleep11874090-21apt-get1
1862539240,2sleep11862725-21kthreadcore1
1842188240,2sleep11842265-21fschecks_time1
1834467240,2sleep00-21swapper/00
1831074240,2sleep10-21swapper/11
1794299240,1sleep10-21swapper/11
2210640230,1sleep10-21swapper/11
2210640230,1sleep10-21swapper/11
2197487230,1sleep00-21swapper/00
2191772230,1sleep10-21swapper/11
2184680230,1sleep10-21swapper/11
2112303230,2sleep00-21swapper/00
2112070230,1sleep10-21swapper/11
2028804230,1sleep00-21swapper/00
1938710230,1sleep00-21swapper/00
1912782230,1sleep00-21swapper/00
1893356230,1sleep00-21swapper/00
1821386230,1sleep00-21swapper/00
1809912230,1sleep00-21swapper/00
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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